12 Pack Large Capacity Waterproof Dust Bags for Proscenic M7 Pro, M7 Max Vacuum Cleaner Empty the tank quickly and efficiently without releasing dust into the environment. The combination of non-woven fabric and meltblown fabric ensures leak-free use, so everyone can use it with peace of mind. The large capacity dust bag of the Proscenic M7 Pro, M7 Max, M8 Pro robot vacuum cleaner allows you to use it for up to 1 month. So there is no need to replace your bag frequently. Replace the bag once a month. As part of normal maintenance, it can be easily removed and replaced. Note: The data are all measured manually, please allow 1-3cm error Due to differences in light and display, there may be some color differences, please refer to the actual item received.